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API Process Intermediates & Related Compounds

2-Acetylbutyrolactone

Reference StandardIn stock

Buy 2-Acetylbutyrolactone (CAS 517-23-7) from Zemixal: C6H8O3, COA and SDS with every lot, worldwide shipping. Catalogue no. ZX-011983.

Pack sizes
2-Acetylbutyrolactone chemical structure
CAS number517-23-7
FormulaC6H8O3
Molar mass128.13 g/mol
Physical formSolid
InChIKeyOMQHDIHZSDEIFH-UHFFFAOYSA-N
IUPAC name3-acetyloxolan-2-one

About 2-Acetylbutyrolactone

Zemixal supplies 2-Acetylbutyrolactone within its pharma Intermediates & Building Blocks portfolio. Key data (Reference Standard): CAS 517-23-7, formula C6H8O3 and molar mass 128.13 g/mol. It is handled as a solid.

Use cases we see most often

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Safe handling

Hazard communication follows GHS (Warning: H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Order it in 10 mg, 25 mg, 50 mg, 100 mg and 250 mg packs or ask for a bulk quotation. Every shipment includes a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Risperidone

See every impurity, metabolite and related compound we list for this API.

Risperidone standards

Typical uses

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of 2-Acetylbutyrolactone
Product name2-Acetylbutyrolactone
Catalogue numberZX-011983
CAS number517-23-7
IUPAC name3-acetyloxolan-2-one
Molecular formulaC6H8O3
Molar mass128.13 g/mol
Exact mass128.0473
GradeReference Standard
Physical formSolid
XLogP30.1
H-bond donors / acceptors0 / 3
Topological polar surface area43.4 Ų
InChIKeyOMQHDIHZSDEIFH-UHFFFAOYSA-N
SMILESCC(=O)C1CCOC1=O
PubChem CID10601
Synonyms3-Acetyldihydro-2(3H)-furanone, 2-Acetyl-γ-butyrolactone, α-Acetyl-γ-butyrolactone, 2-Oxo-3-acetyltetrahydrofuran, 3-Acetyl-4,5-dihydro-2(3H)-furanone, 3-Acetyl-4,5-dihydro-3H-2-furanone, 3-Acetyl-4,5-dihydrofuran-2-one, 3-Acetyldihydrofuran-2-one, 3-Acetyltetrahydro-2-furanone, Dihydro-3-acetyl-2(3H)-furanone, 2-Acetylbutanolide, 2(3H)-Furanone, 3-acetyldihydro-

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of 2-Acetylbutyrolactone
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 2-Acetylbutyrolactone

Which CAS number identifies 2-Acetylbutyrolactone?
2-Acetylbutyrolactone is registered under CAS 517-23-7. You may also see it listed as 3-Acetyldihydro-2(3H)-furanone, 2-Acetyl-γ-butyrolactone, α-Acetyl-γ-butyrolactone. Our catalogue number for this item is ZX-011983.
What are the formula and molar mass of 2-Acetylbutyrolactone?
For 2-Acetylbutyrolactone, its formula is C6H8O3 and its molar mass is 128.13 g/mol. The systematic (IUPAC) name is 3-acetyloxolan-2-one. InChIKey OMQHDIHZSDEIFH-UHFFFAOYSA-N lets you match it in any structure database.
How is 2-Acetylbutyrolactone used in pharmaceutical QC?
2-Acetylbutyrolactone is a characterised reference material linked to Risperidone. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for 2-Acetylbutyrolactone?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with 2-Acetylbutyrolactone?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship 2-Acetylbutyrolactone to my country?
Yes. Because 2-Acetylbutyrolactone is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

Other grades with CAS 517-23-7

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